CN101306911A - Belt type molded sludge dewatering machine - Google Patents
Belt type molded sludge dewatering machine Download PDFInfo
- Publication number
- CN101306911A CN101306911A CNA2008100965216A CN200810096521A CN101306911A CN 101306911 A CN101306911 A CN 101306911A CN A2008100965216 A CNA2008100965216 A CN A2008100965216A CN 200810096521 A CN200810096521 A CN 200810096521A CN 101306911 A CN101306911 A CN 101306911A
- Authority
- CN
- China
- Prior art keywords
- filter cloth
- hairbrush cylinder
- washing
- water tank
- sludge dewatering
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/20—Sludge processing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a band sludge dewatering equipment, including a pair of filtering cloths that separates the mud cakes and squeezes to each other in the transfer route, a main body framework, and plural roller additive materials distributed in the main body framework along the transfer direction of the filtering cloth, wherein a brush roller part that brushes the surface of the filtering cloth is mounted among the roller additive materials; at least one washing unit is mounted in back of the mud cake separation field in the transfer route of filtering cloth. The band sludge dewatering equipment of the invention is structured like this so as to greatly reduce the water amount consumed by cleaning the filtering cloth of band sludge dewatering equipment.
Description
The cross reference of related application:
The application based on and to require the applying date be on May 16th, 2007, the patent application formerly that submit in the Republic of Korea patent Room, application numbers is the right of priority of 10-2007-0047777, its full content is herein incorporated by quoting.
Technical field
The present invention relates to sludge dewatering equipment, especially relate to the belt type sludge dewatering equipment that improves filter cloth washing structure.
Background technology
Along with the development that industry civilises, the various industrial wastes (processing mud) that many industry bodies take place etc., the industrial waste of Fa Shenging meanwhile mixes with water to ground surface and soaks into or flow into the rivers and creeks, has caused the reason of environmental pollution.So, industrial waste is carried out sludge dewatering, collect pure sludged waste material, reduce the industrial waste amount, for industrial waste is contained in the water,, and developed belt pressure-type sludge dewatering equipment to minimizing of face of land infiltration or inflow rivers and creeks.This is to be formed by netted filter cloth, flows into industrial waste between top and the bottom filter cloth, has utilized a plurality of cylinder rotations, and dehydration method is carried out in pressurization simultaneously.So like this, belt pressure-type sludge dewatering equipment is in order to improve the dehydrating effect of industrial waste, the mud that adheres on the filter cloth to be necessary to clean up.Past is by a plurality of injection nozzles, sprays to filter cloth with the highly compressed rinse water, utilizes this method washing filter cloth.Yet existing belt type sludge dewatering equipment is that the high pressure washing water arrive filter cloth by a plurality of nozzle ejection, for the water yield of cleaning filter cloth consumption is more greatly the focus of problem like this.And, can consume a lot of medicines for handling the water that consumes again, also be not easy to safeguard, manage machinery and need a lot of manpowers.Washing water can make mechanical aging, and the high-pressure pump electricity expense rises along with adopting, the running expense increase of machinery etc. is the problem focus.And generation noise and gas initiation stink was the focus of problem when washing water sprayed.
Summary of the invention
One of technical problem to be solved by this invention is: provide a kind of for cleaning filter cloth, reduce the belt type sludge dewatering equipment of the water yield that is consumed.
Another technical problem to be solved by this invention is: a kind of belt type sludge dewatering equipment of saving the machine operation expense is provided.
Another technical problem to be solved by this invention is: the belt type sludge dewatering equipment that noise and odour are not provided when providing a kind of filter cloth to wash.
Solve this technical problem, technical scheme of the present invention is: a kind of belt type sludge dewatering equipment, comprise the attached material of a plurality of cylinders that the transfer direction along with above-mentioned filter cloth on the isolating a pair of filter cloth that squeezes mutually of mud cake, main body frame, the main body frame is arranged in the handover approach, it is characterized in that: be provided with the hairbrush cylinder portion of scrubbing described filter cloth surface between the attached material of described cylinder, the rear of mud cake separation field is provided with at least one washing unit in the described filter cloth handover approach.
Described washing unit comprises water tank of accommodating washing water that is connected in aforementioned body framework one side and the washing driving part that is connected in the driving hairbrush cylinder portion of aforementioned body framework opposite side.
Described water tank comprise be provided with on the filter cloth outlet, water tank shell of filter cloth intake that the filter cloth that is arranged on the water tank shell introduces, filter cloth intake correspondence can regulating pondage overflow line and the cleaning line of water tank bottom.
Described hairbrush cylinder portion is positioned at the inside of described water tank, hairbrush cylinder portion comprise washing filter cloth upper side in the middle of lower wash hairbrush cylinder, the setting of described lower wash hairbrush cylinder subtend filter cloth is placed on of the washing filter cloth bottom surfaces of filter cloth intake place and the contrary direction rotation of filter cloth traffic direction upper wash hairbrush cylinder, filter cloth outlet place final washing hairbrush cylinder and be arranged at described upper wash hairbrush cylinder with final washing hairbrush cylinder between the tensioning of tensioning filter cloth wash the hairbrush cylinder.
Described washing driving part comprise be provided with on the driving belt pulley that can rotate that is connected in described main body frame, described driving belt pulley and the lower wash hairbrush cylinder spin is pass on driving belt to lower wash hairbrush cylinder.
Belt type sludge dewatering equipment of the present invention adopts such structure, its beneficial effect is: the water yield that filter cloth consumed of cleaning belt type sludge dewatering equipment significantly reduces, the running expense of belt type sludge dewatering equipment can be reduced, and voice, odour do not take place during the filter cloth washing.
Description of drawings
Below in conjunction with accompanying drawing belt type sludge dewatering equipment of the present invention is done explanation in further detail;
Fig. 1 is the pie graph of a cover belt type sludge dewatering equipment of the present invention;
Fig. 2 is a washing unit pie graph shown in Figure 1;
Fig. 3 is a 111-111 line sectional view shown in Figure 2;
Fig. 4 is the pie graph that manifests of hairbrush cylinder portion spinning movement shown in Figure 2;
In Fig. 1, Fig. 2, Fig. 3, Fig. 4,100, belt pressure-type sludge dewatering equipment; 110, filter cloth; 111, go up filter cloth; 112, bottom filter cloth; 120, main body frame; 130, mud is supplied with baffle plate; 140, the attached material of cylinder; 150, cleaning shoe; 160, washing unit; 161, upper wash unit; 162, filter cloth washs the unit down; 170, water tank; 171, water tank shell; 172, filter cloth intake; 172a, water tank shell seal; 173, filter cloth outlet; 174, overflow line; 175, cleaning line; 175a, clear spool valve; 180, hairbrush cylinder portion; 181, the hairbrush cylinder is cleaned in the bottom; 182, upper wash hairbrush cylinder; 183, finally wash the hairbrush cylinder; 184, tensioning washing hairbrush cylinder; 185, changes direction end; 185a, first gear; 185b, first belt; 185c, second gear; 185d, second belt; 186, interlock belt; 190, washing driving part; 191, drive belt pulley; 192, drive belt.
Embodiment
As shown in Figure 1, belt type sludge dewatering equipment of the present invention comprises filter cloth 110, main body frame 120, mud supply unit baffle plate 130, the attached material 140 of cylinder, cleaning shoe 150 and washing unit 160.
This main body frame 120 is with attached material 140 of each cylinder and firm being fixed on the framework of corollary apparatus.When sludge dewatering equipment 100 is comprised startup the running loading that takes place has been prepared to withstand, had the structure of full intensity.
Mud is supplied with baffle plate 130 and the aggegation mud that flows into is had sufficient area homogeneous thickness is reached laminate surface and prepare.
The attached material 140 of cylinder is combined on the main body frame 120 as shown in Figure 1, and guiding handover ripples cloth 110 a pair of filter clothes 110 are about to top filter cloth 111 and bottom filter cloth 112 is separated from each other, squeezing mutually, have arranged a plurality of cylinders with filter cloth 110 transfer directions in the place of necessity.
The attached material 140 of the cylinder that the present invention is suitable for begins to be subjected to initial power from CD-ROM drive motor (not shown) and passes on the head roll (not shown) with filter cloth 110 handovers to make the circulation of filter cloth 110 continuitys comprise guiding sub-cylinder (not shown) a plurality of press rolls (not shown) that a pair of filter cloth 110 squeezes mutually with the revolving force guiding handover ripples cloth 110 that begins to pass on from head roll.
Cleaning shoe 150 as shown in Figure 1, collocation is in the field that each top filter cloth 111 and bottom filter cloth 112 are separated from each other down with the state of a pair of filter cloth 110 squeezings, mud begins to peel off to the surface of filter cloth 110 through the mud cake of attached material 140 dehydrations of cylinder.
Therefore,, minimize, be the water of consumption treatment of pharmaceutical products cost minimization again, thereby machine management is easy, has reduced the expense that machine operation produced for cleaning the water yield that filter cloth 110 consumed along with the injection nozzle of filter cloth 110 washing is cancelled.And noise and odour do not take place when cleaning filter cloth 110.
Upper wash unit 161 and lower wash unit 162 as shown in Figure 2, each self-contained cover water tank 170, hairbrush cylinder portion 180, washing driving part 190.
A cover water tank shell 171 of the present invention, as shown in Figure 2, from the side section to water tank shell 171, the middle mind-set both ends of bottom surfaces have and tilt to be advisable, and along with residue sewage dregs in the washing water etc., discharge easily by cleaning line 175.
Also have lower wash unit 162 in addition, water tank shell 171 begins dehydration from top filter cloth 111 as shown in Figure 3, to the water that falls below, can receive in the groove and has formed opening.Therefore, with lower wash unit 162, water tank 170 needn't additionally be supplied with washing water, for the water that cleans filter cloth 110 consumption can minimize.
A kind of filter cloth intake 172 of the present invention and filter cloth outlet 173 separately with filter cloth 110 when the inner turnover of tank 171, prevent water tank shell 171 and filter cloth 110, directly contact wear.Prevent the washing water that water tank shell 171 inside hold, spill the collocation packing_seal 172a of portion to water tank shell 171 outsides and be advisable.
The sealing 172a back similar plastic plate of collocation polypropylene is advisable.
Overflow line reaches shown in Figure 3 as shown in Figure 2, for the washing water that can regulating tank shell 171 inside hold, collocation is advisable on water tank shell 171.
After filter cloth 110 beginning mud cakes separation, filter cloth 110 can clean filter cloth 110 by water tank 170 interior filter cloth 110 is immersed in water tank 170 holding water.
Lower wash hairbrush cylinder 181 is introduced 172 place's adjacency at the filter cloth of water tank 170 inside as shown in Figure 2, to the contrary direction rotation of filter cloth 110 direction of travel, the bottom surfaces of cleaning filter cloth 110.Therefore, along with the residual sludge silt of filter cloth 110 bottom surfaces etc. can all separate along with scrubbing by filter cloth 110 beginnings.
Upper wash hairbrush cylinder 182 is placed on filter cloth 110 between the hairbrush cylinder as Fig. 2 and shown in Figure 4, with the 181 subtend settings of lower wash hairbrush cylinder, and with lower wash hairbrush cylinder 181, the sense of rotation retrograde rotation clean filter cloth 110 above.Therefore, filter cloth 110 top residual sludge silts etc. are washed by filter cloth 110 beginnings and can thoroughly be separated along with scrubbing.
Finally wash hairbrush cylinder 183 as shown in Figure 2, the filter cloth outlet 173 place's adjacency in water tank 170 inside are to the same direction rotation of the sense of rotation of lower wash hairbrush cylinder 181.The filter cloth 110 that in water tank 170 inner washing water, immerses thereupon, flocculation agent etc. before draw the outside of water tank 170, the water curtain that filter cloth 110 is produced can be eliminated.Tensioning hairbrush cylinder 184 is as Fig. 2 and shown in Figure 4, and in the middle of upper wash hairbrush cylinder 182 and final washing hairbrush cylinder 183, filter cloth 110 utilizes spring etc. to apply tensioning, to the same direction rotation of upper wash hairbrush cylinder 182 sense of rotation.When filter cloth 110 is by the hairbrush cylinder thereupon, tensioning washing hairbrush cylinder 184 when the filter cloth of netted shape 110 is elongated, it is exceptionally straight that filter cloth is tightened, and hairbrush cylinder 180 makes filter cloth 110 finish washing effect.
Of the present invention one the cover, for example: changes direction end 185 as shown in Figure 4, the first gear 185a, a side is combined in lower wash hairbrush cylinder 181, opposite side is combined in the first belt 185b of the first gear 185a, with the first gear 185a interlock mutually.The sense of rotation of the first gear 185a, second gear 185c of contrary direction rotation and upper lateral part washing hairbrush cylinder 182 combine, and opposite side is connected the second gear 185c and comprises the second belt 185d.Therefore, upper wash hairbrush cylinder 182 can rotate with the contrary direction of lower wash hairbrush cylinder 181 sense of rotation.
Like this, along with being immersed in filter cloth 110 surfaces in the washing water, residual mud bits etc. thoroughly separate along with the hairbrush washing makes filter cloth 110 beginnings.
Washing driving part 190 is as Fig. 2 and shown in Figure 4, be combined in main body frame 120, its side drive hairbrush cylinder 180, be combined in main body frame 120, can revolvable driving belt pulley 191, one sides be combined in driving belt pulley 191, opposite side is combined in bottom hairbrush cylinder 181, driving belt pulley 191, revolving force is pass on to lower wash hairbrush cylinder 181, comprises to drive belt 192.
A cover of the present invention: driving belt 192 is the anti-skidding synchronous belt that adopted at contact surface.
Therefore, be the filter cloth 110 of washing belt type sludge dewatering equipment 100, the water that is consumed reduces the most greatly, reaches during washing ripples cloth 110 noise, foul smell do not take place.
At first, in the attached material 140 of cylinder, transfer squeezing mutually with press roll, top filter cloth 111, and bottom filter cloth 112, cleaning shoe 150, mud cake be separated from each other before separating, transfer approach (" A " direction with reference to) with top separately and approach (" B is transferred in the bottom " the direction reference) along with handover.
Secondly, cleaning shoe 150, make the isolating top of beginning, mud cake surface filter cloth 111, process upper wash unit 161, drive belt pulley 191, filter cloth intake 172 to water tank 170 is introduced, also have another cleaning shoe 150, it is isolating that mud cake is begun from the surface, bottom filter cloth 112 process lower wash unit 162, drive belt pulley 191, introduce to the filter cloth intake 172 of water tank 170.
The filter cloth intake 172 of upper wash unit 161, the top filter cloth of introducing 111 is immersed in the washing water of accommodating water tank 170 inside, upper wash hairbrush cylinder 182 and lower wash hairbrush cylinder 181, make each upper side and bottom surfaces obtain washing, through tensioning washing hairbrush cylinder 184, pressurize and clean once more one time simultaneously.
Then, by tensioning washing hairbrush cylinder 184, top filter cloth 111 cleans top filter cloth 111 bottom surfaces one time through final washing hairbrush cylinder 183 again, disposes in the water curtain phenomenon of top ripples cloth 111 generations to draw water tank 170 outsides before.
On the other hand, the filter cloth intake 172 of lower wash unit 162, the bottom filter cloth 112 of introducing to the inside of water tank 170, is immersed in the washing water of accommodating.Upper wash hairbrush cylinder 182 and lower wash hairbrush cylinder 181 make each upper side and bottom surfaces obtain cleaning, and through tensioning hairbrush cylinder 184, clean upper side in the time of pressurization again.Also have, by tensioning washing hairbrush cylinder 184, bottom filter cloth 112 is cleaned the bottom surfaces of bottom filter cloth 112 through final washing hairbrush cylinder 183 again, and before drew water tank 170 outsides, the water curtain that generates at bottom filter cloth 112 was eliminated.
Therefore, the injection nozzle that washs filter cloth 110 along with the present invention is cancelled, and for the water t that cleans filter cloth consumption minimizes, the medicine that the water of consumption is handled use again minimizes, and machine management is easy, and the running expense of machinery is reduced.Also have, noise and odour do not take place during filter cloth 110 washings.
Claims (5)
1, a kind of belt type sludge dewatering equipment, comprise the attached material of a plurality of cylinders that the transfer direction along with above-mentioned filter cloth on the isolating a pair of filter cloth that squeezes mutually of mud cake, main body frame, the main body frame is arranged in the handover approach, it is characterized in that: be provided with the hairbrush cylinder portion of scrubbing described filter cloth surface between the attached material of described cylinder, the rear of mud cake separation field is provided with at least one washing unit in the described filter cloth handover approach.
2, belt type sludge dewatering equipment according to claim 1, it is characterized in that: described washing unit comprises water tank of accommodating washing water that is connected in aforementioned body framework one side and the washing driving part that is connected in the driving hairbrush cylinder portion of aforementioned body framework opposite side.
3, belt type sludge dewatering equipment according to claim 2 is characterized in that: described water tank comprise be provided with on the filter cloth outlet, water tank shell of filter cloth intake that the filter cloth that is arranged on the water tank shell introduces, filter cloth intake correspondence can regulating pondage overflow line and the cleaning line of water tank bottom.
4, belt type sludge dewatering equipment according to claim 3, it is characterized in that: described hairbrush cylinder portion is positioned at the inside of described water tank, and hairbrush cylinder portion comprises the lower wash hairbrush cylinder of the washing filter cloth bottom surfaces of filter cloth intake place and the contrary direction rotation of filter cloth traffic direction, the upper wash hairbrush cylinder that filter cloth is placed on middle washing filter cloth upper side of described lower wash hairbrush cylinder subtend setting, the final washing hairbrush cylinder at filter cloth outlet place and be arranged at described upper wash hairbrush cylinder and final washing hairbrush cylinder between the tensioning washing hairbrush cylinder of tensioning filter cloth.
5, belt type sludge dewatering equipment according to claim 4 is characterized in that: described washing driving part comprise be provided with on the driving belt pulley that can rotate that is connected in described main body frame, described driving belt pulley and the lower wash hairbrush cylinder spin is pass on driving belt to lower wash hairbrush cylinder.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020070047777A KR100868337B1 (en) | 2007-05-16 | 2007-05-16 | Belt-press type sludge dehydrator |
| KR10-2007-0047777 | 2007-05-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101306911A true CN101306911A (en) | 2008-11-19 |
| CN101306911B CN101306911B (en) | 2010-11-10 |
Family
ID=40123622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100965216A Expired - Fee Related CN101306911B (en) | 2007-05-16 | 2008-05-12 | Belt type molded sludge dewatering machine |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100868337B1 (en) |
| CN (1) | CN101306911B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9242191B2 (en) | 2011-12-13 | 2016-01-26 | Industrial Technology Research Institute | Filtration dehydration apparatus |
| CN110832131A (en) * | 2017-05-02 | 2020-02-21 | 金汶焕 | Integrated washing device |
| CN111732325A (en) * | 2020-08-03 | 2020-10-02 | 哈工大机电工程(嘉善)研究院 | Electroosmosis dewatering equipment for sludge |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103952878A (en) * | 2014-04-10 | 2014-07-30 | 佛山市高明新明和机械技术研究开发有限公司 | Automatic fabric cleaning system |
| KR102028401B1 (en) * | 2019-04-19 | 2019-10-04 | 김상식 | Eco-friendly algae disposal system |
| CN111470305B (en) * | 2020-05-06 | 2024-08-27 | 抚州佳斌现代物流园有限公司 | Distribution conveying equipment and method for logistics |
| KR102197690B1 (en) | 2020-07-06 | 2021-01-04 | 주식회사 정도 | Belt press dehydrator roller |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200156049Y1 (en) * | 1997-07-07 | 1999-10-01 | Hojung Environment Industry Co | Dehydrating apparatus for treating industrial wastes |
| KR100330516B1 (en) * | 1999-02-23 | 2002-03-28 | 김영대 | Filtration apparatus having belt press used synthetic fiber thread |
| JP2002273496A (en) | 2001-03-23 | 2002-09-24 | Koyo:Kk | Non-pressurization dewatering equipment by water absorptive cloth |
-
2007
- 2007-05-16 KR KR1020070047777A patent/KR100868337B1/en not_active IP Right Cessation
-
2008
- 2008-05-12 CN CN2008100965216A patent/CN101306911B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9242191B2 (en) | 2011-12-13 | 2016-01-26 | Industrial Technology Research Institute | Filtration dehydration apparatus |
| CN110832131A (en) * | 2017-05-02 | 2020-02-21 | 金汶焕 | Integrated washing device |
| CN111732325A (en) * | 2020-08-03 | 2020-10-02 | 哈工大机电工程(嘉善)研究院 | Electroosmosis dewatering equipment for sludge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101306911B (en) | 2010-11-10 |
| KR100868337B1 (en) | 2008-11-12 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Wuhu Hujing Environmental Protection Machinery Co., Ltd. Assignor: Jin Taiyou Contract record no.: 2010990000794 Denomination of invention: Belt type molded sludge dewatering machine License type: Exclusive License Open date: 20081119 Record date: 20100929 |
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| ASS | Succession or assignment of patent right |
Owner name: WUHU HUJING ENVIRONMENTAL PROTECTION MACHINERY CO. Effective date: 20120815 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 242400 WUHU, ANHUI PROVINCE TO: 242000 WUHU, ANHUI PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20120815 Address after: 242000 No. 96, No. 318, national highway bridge, Nanling, Anhui Patentee after: Wuhu Hujing Environmental Protection Machinery Co., Ltd. Address before: 242400 No. 96, No. 318, national highway bridge, Nanling, Anhui Patentee before: Jin Taiyou |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20130512 |